Class: Panteao::BdiClient

Inherits:
Object
  • Object
show all
Defined in:
lib/panteao_client.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(host = '127.0.0.1', port = 0, project: nil, dev: false) ⇒ BdiClient

Returns a new instance of BdiClient.



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# File 'lib/panteao_client.rb', line 91

def initialize(host = '127.0.0.1', port = 0, project: nil, dev: false)
  @dev = dev
  if project
    if port == 0
      port = self.class.get_free_port
    end
    bin = self.class.find_binary
    unless File.exist?(bin)
      current_dir = File.expand_path(File.dirname(__FILE__))
      bin = File.join(current_dir, Gem.win_platform? ? 'panteao-engine.exe' : 'panteao-engine')
      self.class.download_engine(bin)
    end
    
    @stdin, @stdout, @stderr, @wait_thr = Open3.popen3(bin, project, '--port', port.to_s)
    @pid = @wait_thr.pid
    self.class.read_logs(@stdout)
    self.class.read_logs(@stderr)
    sleep 0.8
  elsif port == 0
    port = 44444
  end

  @socket = TCPSocket.new(host, port)
  while (line = @socket.gets)
    break if line.include?('"type":"mas_ready"')
  end

  @handlers = {}
  @running = true
  @thread = Thread.new { listen }
end

Class Method Details

.download_engine(bin_path) ⇒ Object 



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# File 'lib/panteao_client.rb', line 16

def self.download_engine(bin_path)
  is_win = Gem.win_platform?
  is_mac = /darwin/ =~ RUBY_PLATFORM
  os_name = is_win ? 'win32' : (is_mac ? 'darwin' : 'linux')
  
  arch = (/arm/ =~ RUBY_PLATFORM || /aarch64/ =~ RUBY_PLATFORM) ? 'arm64' : 'x64'
  
  pkg_name = "panteao-engine-#{os_name}-#{arch}"
  url = "https://registry.npmjs.org/#{pkg_name}/-/#{pkg_name}-#{VERSION}.tgz"
  
  
  uri = URI(url)
  response = Net::HTTP.get_response(uri)
  
  raise "Failed to download engine: #{response.code}" unless response.is_a?(Net::HTTPSuccess)
  
  sio = StringIO.new(response.body)
  gz = Zlib::GzipReader.new(sio)
  tar = Gem::Package::TarReader.new(gz)
  
  tar.each do |entry|
    if entry.full_name.end_with?('panteao-engine') || entry.full_name.end_with?('panteao-engine.exe')
      FileUtils.mkdir_p(File.dirname(bin_path))
      File.open(bin_path, 'wb') { |f| f.write(entry.read) }
      FileUtils.chmod(0755, bin_path)
      return
    end
  end
  raise "Binary not found in tarball"
end

.find_binary ⇒ Object 



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# File 'lib/panteao_client.rb', line 72

def self.find_binary
  is_win = Gem.win_platform?
  bin_name = is_win ? 'panteao-engine.exe' : 'panteao-engine'
  
  current_dir = File.expand_path(File.dirname(__FILE__))
  cand1 = File.join(current_dir, bin_name)
  return cand1 if File.exist?(cand1)
  cand2 = File.join(current_dir, 'bin', bin_name)
  return cand2 if File.exist?(cand2)
  
  cwd = Dir.pwd
  cand3 = File.join(cwd, bin_name)
  return cand3 if File.exist?(cand3)
  cand4 = File.join(cwd, 'bin', bin_name)
  return cand4 if File.exist?(cand4)
  
  bin_name
end

.get_free_port ⇒ Object 



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# File 'lib/panteao_client.rb', line 65

def self.get_free_port
  server = TCPServer.new('127.0.0.1', 0)
  port = server.addr[1]
  server.close
  port
end

.read_logs(io) ⇒ Object 



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# File 'lib/panteao_client.rb', line 47

def self.read_logs(io)
  Thread.new do
    begin
      io.each_line do |line|
        line = line.strip
        next if line.empty?
        if line.start_with?('[') && (idx2 = line.index(']'))
          name = line[1...idx2].split('.').last
          puts "\e[36m[#{name}]\e[0m #{line[(idx2 + 2)..-1]}"
        else
          puts "\e[36m[MAS]\e[0m #{line}"
        end
      end
    rescue
    end
  end
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/panteao_client.rb', line 223

def close
  @running = false
  @socket.close rescue nil
  @thread.join rescue nil
  if @pid
    Process.kill('KILL', @pid) rescue nil
    Process.wait(@pid) rescue nil
    @pid = nil
  end
end

#register_action(action_name, &block) ⇒ Object 



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# File 'lib/panteao_client.rb', line 133

def register_action(action_name, &block)
  @handlers[action_name] = block
end

#send_msg(performative, sender, receiver, content) ⇒ Object 



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# File 'lib/panteao_client.rb', line 123

def send_msg(performative, sender, receiver, content)
  msg = { type: 'message', performative: performative, sender: sender, receiver: receiver, content: content }
  @socket.puts(msg.to_json)
end

#send_perception(action, perception) ⇒ Object 



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# File 'lib/panteao_client.rb', line 128

def send_perception(action, perception)
  payload = { type: 'perception', action: action, perception: perception }.to_json + "\n"
  @socket.write(payload)
end